WO2018225973A1 - 방열기능이 강화된 엘이디 조명램프 - Google Patents

방열기능이 강화된 엘이디 조명램프 Download PDF

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Publication number
WO2018225973A1
WO2018225973A1 PCT/KR2018/006068 KR2018006068W WO2018225973A1 WO 2018225973 A1 WO2018225973 A1 WO 2018225973A1 KR 2018006068 W KR2018006068 W KR 2018006068W WO 2018225973 A1 WO2018225973 A1 WO 2018225973A1
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WO
WIPO (PCT)
Prior art keywords
heat dissipation
main body
led module
led
mounting surface
Prior art date
Application number
PCT/KR2018/006068
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
최호정
Original Assignee
이노컴퍼니(주)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이노컴퍼니(주) filed Critical 이노컴퍼니(주)
Priority to EP18814286.3A priority Critical patent/EP3636995B1/en
Priority to JP2019567314A priority patent/JP7014360B2/ja
Priority to US16/618,333 priority patent/US11454384B2/en
Publication of WO2018225973A1 publication Critical patent/WO2018225973A1/ko

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/233—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating a spot light distribution, e.g. for substitution of reflector lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/237—Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • F21V19/0035—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources the fastening means being capable of simultaneously attaching of an other part, e.g. a housing portion or an optical component
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • F21V19/0055—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources by screwing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • F21Y2105/14—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array
    • F21Y2105/18—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array annular; polygonal other than square or rectangular, e.g. for spotlights or for generating an axially symmetrical light beam
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to an LED lighting lamp having an enhanced heat dissipation function, and more particularly, a heat dissipation fin in which the high temperature heat generated when the LED is turned on is formed in the main body, in a form that can be connected to a socket.
  • the heat dissipation function can be quickly discharged to the outside, and the heat dissipation function can be further improved. It is about.
  • an LED Light Emitting Diode
  • an LED Light Emitting Diode
  • the existing LED lamp despite the small watt (Watt), a high temperature of approximately 80 °C is generated, such a high temperature is a direct factor to shorten the life of the LED lamp, the problem is that the LED lamp Although it has excellent advantages in terms of roughness compared to existing incandescent lamps or fluorescent lamps, it remains a problem that cannot be widely used.
  • the prior art is a 'conical outer case connected to a power source and a light source unit made of an LED lamp and a PCB;
  • a conical reflector that is installed to be detached by making contact with the inside of the outer case and reflects light of the LED lamp to be irradiated to the outside;
  • a fixing frame having a diameter equal to that of the reflector and installed in contact with the outer case and the reflector and detachably fixing an illumination lens positioned in front of the reflector from the outer case to the outer case.
  • the outer case is formed of any one of ceramics, aluminum (Al), or cemented carbide having excellent thermal conductivity, and makes the rib shape in the form of an umbrella. To be provided as a heat dissipation hole for heat dissipation '.
  • the present invention is to solve such a conventional problem, the object is configured in the form that can be connected to the socket, the high temperature heat generated when the LED is turned on through the heat dissipation fins formed on the main body quickly It is to provide a new LED lamp with enhanced heat dissipation function to further improve heat dissipation.
  • the present invention is the fitting hole is formed inward through the center of the upper surface, a plurality of heat dissipation fins are formed along the outer circumferential surface of the fitting hole, while the lower or single heat release of the annular
  • a main body portion having a groove provided with a mounting surface;
  • An LED module installed in close contact with a mounting surface formed at a lower portion of the main body and having a plurality of LEDs installed at a bottom thereof;
  • a tubular fastening boss which is screw-fastened to the LED module in close contact with the mounting surface on the main body in a state of being fitted through the fitting hole from above the main body;
  • a connection part inserted into and electrically connected to a socket provided on a ceiling or a wall in a state of being fitted into and fixed to an upper outer side of the fastening boss;
  • a lens holder having a lens mounted to be spaced apart from the bottom of the LED module at predetermined intervals, and having a lens mounted at a position corresponding to each LED constituting
  • the guide groove is formed in the longitudinal direction at the position of dividing the inner circumferential surface of the fitting hole on the body portion by a predetermined angle, the guide formed with a fastening hole in the lower end on the outer peripheral surface of the fastening boss corresponding to the position corresponding to the guide groove While the protrusion is formed in the longitudinal direction, the screw insertion hole is formed on the mounting surface on the body portion corresponding to the position corresponding to the fastening on the guide protrusion and the surface of the LED module, respectively.
  • a plurality of air passages radially communicate with the annular heat dissipation groove so that the outside air flows into the heat dissipation groove or the heat introduced into the heat dissipation groove is discharged to the outside.
  • the annular heat dissipation groove formed on the mounting surface on the main body portion has a feature formed to protrude upward to have a depth that can be in contact with the heat radiation fins.
  • a plurality of protruding jaws are formed at regular intervals so as to form a gap for allowing external air to flow along the inner circumferential surface of the ring-shaped fixing cap.
  • a plurality of coupling holes are formed on the edge surface of the LED module so that the LED module and the render holder are coupled to be spaced apart from each other;
  • a coupling protrusion On the upper edge surface of the lens holder corresponding to the coupling hole is formed a coupling protrusion to be fitted to the coupling hole, while the intermediate portion of the coupling protrusion has a characteristic that the support jaw supporting the edge of the coupling hole is formed.
  • a cover portion covering the upper edge of the fitting hole formed in the main body portion is formed in the middle portion of the fastening boss, and has a feature that a plurality of heat dissipation holes are formed on the cover portion.
  • the present invention When the present invention is applied, it is configured in a form that can be connected to the socket, but the heat of the high temperature generated when the LED is turned into the heat dissipation groove formed on the mounting surface of the main body and then fastened with the heat radiation fins formed on the outer peripheral surface of the main body Since the heat is quickly discharged to the outside through the heat dissipation hole formed in the cover portion of the boss, there is an effect that the heat dissipation function is further improved.
  • FIG. 1 is a plan view separated perspective view showing the LED lighting lamps enhanced heat radiation function according to the present invention.
  • FIG. 2 is a bottom separated perspective view showing the LED lighting lamps enhanced heat radiation function according to the present invention.
  • FIG 3 is an exploded bottom perspective view of the LED lighting lamp having a heat radiation enhanced according to another embodiment of the present invention.
  • Figure 4 is a front view of the separated state showing the LED lighting lamps enhanced heat radiation function according to the present invention.
  • FIG. 5 is a perspective view of the combined state of the LED lighting lamps enhanced heat radiation function according to the present invention.
  • FIG. 6 is a cross-sectional view of a combined state of the LED lighting lamp having a heat radiation enhanced in accordance with the present invention.
  • Figure 7 is a cross-sectional view of the combined state of the LED lighting lamps enhanced heat radiation function according to another embodiment of the present invention.
  • a heat dissipation-enhanced LED lighting lamp 10 is provided with a main body 20 configured to be connected to a socket.
  • the fitting hole 21 is formed inward through the center of the upper surface of the main body 20, and the number of heat dissipation fins 22 is formed along the outer circumferential surface of the fitting hole 21. .
  • the lower surface of the main body portion 20 is provided with a mounting surface 23, the mounting surface is configured such that a single or a plurality of annular heat dissipation grooves 24 are formed.
  • the mounting surface 23 formed on the lower portion of the main body 20 is detachably installed in a state in which the LED module 30 is in close contact, and a plurality of LEDs 31 are disposed on the bottom surface of the LED module 30. ) Is configured to be installed.
  • the fastening boss 40 is formed on the main body 20 It is configured to be screwed with the LED module 30 in close contact with the mounting surface 23, the outside of the upper end of the fastening boss 40 is inserted into the socket provided on the ceiling or wall, such as the connection part 50 is electrically connected and fixed It is configured to be.
  • a separate lens holder 60 is inserted into and coupled to the bottom portion of the LED module 30 at a predetermined interval, and corresponds to a position corresponding to each LED 31 constituting the LED module 30.
  • On the surface of the lens holder 60 is configured to mount a lens 61 for diffusing and irradiating the illumination light generated from the LED (31).
  • a separate ring-shaped fixing cap 70 is screwed to the lower end of the main body 20, and the ring-shaped fixing cap 70 is an edge of the LED module 30 and the lens holder 60. After being coupled to the lower end of the main body portion 20 in a state of screw fastening so that the assembly of the LED module 30 and the lens holder 60 is not arbitrarily separated.
  • the guide groove 21a is formed in the longitudinal direction at the position of dividing the inner circumferential surface of the fitting hole 21 on the main body 20 by a predetermined angle, and the position corresponding to the guide groove 21a.
  • the fastening hole 41a is formed inside the lower end of the guide protrusion 41.
  • the screw insertion hole 80 is formed on the surface of the mounting surface 23 and the LED module 30 on the body portion 20 corresponding to the position corresponding to the fastening hole 41a on the guide protrusion 41, respectively. It is configured to be.
  • the mounting surface 23 on the body portion 20 communicates with the annular heat dissipation groove 24 to allow outside air to flow into the heat dissipation groove 24 or the heat dissipation groove 24.
  • a plurality of air passages 25 may be formed radially to allow the heat introduced into the outside to flow out.
  • the annular heat dissipation groove 24 formed on the mounting surface 23 on the main body 20 has an upper side to be in contact with the heat dissipation fin 22, as shown in FIG. It is formed to protrude.
  • the inner circumferential surface of the ring-shaped fixing cap 70 may be formed with a plurality of protruding jaws 71 at regular intervals to form a gap for allowing external air to flow therein.
  • a plurality of coupling holes 32 are formed on the edge surface of the LED module 30.
  • the upper edge of the lens holder 60 corresponding to the position corresponding to the coupling hole 32 is configured to form a coupling protrusion 62 to be fitted to the coupling hole 32, the middle of the coupling projection 62
  • a support jaw 62a is formed to support the edge of the coupling hole 32.
  • the cover portion 42 which covers the upper edge of the fitting hole 21 formed in the body portion 20 is formed in the middle portion of the fastening boss 40, the upper portion of the cover portion 42
  • the plurality of heat dissipation holes 42a are configured to be formed therein.
  • the main body 20 In order to assemble the LED lighting lamp 10 is enhanced heat dissipation function according to the present invention, by first fitting the fastening boss 40 from the upper side of the fitting hole 21 formed in the center of the body portion 20, the main body The upper surface of the LED holder 30 is brought into close contact with the mounting surface 23 formed on the lower portion of the part 20 so that the screw insertion holes 80 on the LED holder 30 on the mounting surface 23 coincide with each other. When the screw is inserted through the screw insertion hole 80 from below the LED holder 30 and screwed into the fastening hole 41a formed on the bottom surface of the guide rib 41 on the fastening boss 40, the main body 20 The fastening of the LED holder 30 to is completed.
  • connection part 50 In this state, an electrical connection is made between the connection part 50 and the LED module 30 in a state where the connection part 50 for connecting with the socket is fitted to the outer peripheral surface of the upper end of the fastening boss 40.
  • connection part 50 inserted into the upper end of the fastening boss 40 is connected to the socket installed on the ceiling or the wall, and when the power is applied, the LED 31 mounted on the LED module 30 is turned on and illuminated. Light is generated, and illumination light generated from the LED is irradiated while being diffused through the lens on the lens holder 60.
  • the outside air is introduced through the gap formed between the protruding jaw 71 of the inner surface of the ring-shaped fixing cap 70 may be a heat dissipation action by the residual convection method.
  • the present invention relates to an LED lighting lamp with enhanced heat dissipation, and is a technology that can be applied to indoor and outdoor bulbs and the lighting industry.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
PCT/KR2018/006068 2017-06-07 2018-05-29 방열기능이 강화된 엘이디 조명램프 WO2018225973A1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP18814286.3A EP3636995B1 (en) 2017-06-07 2018-05-29 Led lighting lamp with enhanced heat dissipation function
JP2019567314A JP7014360B2 (ja) 2017-06-07 2018-05-29 放熱機能が強化されたｌｅｄ照明ランプ
US16/618,333 US11454384B2 (en) 2017-06-07 2018-05-29 LED lighting lamp with enhanced heat dissipation function

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0070872 2017-06-07
KR1020170070872A KR101934033B1 (ko) 2017-06-07 2017-06-07 방열(放熱)기능이 강화된 엘이디 조명램프

Publications (1)

Publication Number Publication Date
WO2018225973A1 true WO2018225973A1 (ko) 2018-12-13

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ID=59514754

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/006068 WO2018225973A1 (ko) 2017-06-07 2018-05-29 방열기능이 강화된 엘이디 조명램프

Country Status (5)

Country Link
US (1) US11454384B2 (ja)
EP (1) EP3636995B1 (ja)
JP (1) JP7014360B2 (ja)
KR (1) KR101934033B1 (ja)
WO (1) WO2018225973A1 (ja)

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Publication number Priority date Publication date Assignee Title
KR101868454B1 (ko) 2017-09-21 2018-06-18 미미라이팅주식회사 확산렌즈를 이용한 배광조절 기능이 구비된 led 등기구
KR101885627B1 (ko) 2018-02-12 2018-09-10 루멘전광(주) 고반사 기능이 구비된 led 등기구
WO2023242183A1 (en) 2022-06-17 2023-12-21 Signify Holding B.V. Improved thermal performance for spot lamps

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See also references of EP3636995A4

Also Published As

Publication number Publication date
EP3636995A1 (en) 2020-04-15
KR101934033B1 (ko) 2018-12-31
US20210156556A1 (en) 2021-05-27
JP2020522856A (ja) 2020-07-30
US11454384B2 (en) 2022-09-27
JP7014360B2 (ja) 2022-02-01
KR20170072844A (ko) 2017-06-27
EP3636995A4 (en) 2021-03-10
EP3636995B1 (en) 2023-07-26

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